The act of shooting arrows or moving swiftly and straight like an arrow; can also mean marking something with arrows.
From arrow (noun/verb) + -ing (gerund/present participle suffix). Arrow became a verb in English meaning to move swiftly, and the -ing form indicates the ongoing action.
Arrowing as an archery term comes from the verb arrow, but it also appears in sports commentary and hunting—describing something moving so fast and straight it travels like an arrow.
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